# Ruby Bowling vs Tenpin Doctors

The clearest difference is rating: Ruby Bowling at 5.0 against Tenpin Doctors's 4.4. Ruby Bowling also leads on in-app purchases (none vs 2) and iOS requirement (16.4 vs 26.5). Tenpin Doctors's advantage is ratings volume (20 vs 2) and update cadence (every 5 days vs every 10 days). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Tenpin Doctors sells 2 in-app purchases, starting at $3.99 per month. Ruby Bowling asks for nothing beyond the download.

Ruby Bowling holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Tenpin Doctors has 20 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Ruby Bowling ships an update every 10 days, Tenpin Doctors every 5 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Ruby Bowling | Tenpin Doctors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ruby-bowling/id6762580021/reviews)** | [4.4 (20 ratings)](https://appshunter.io/ios/app/tenpin-doctors/id6800104236/reviews) |
| Number of ratings | 2 | **20** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | **Free** | Subscription |
| Size | 66 MB | 57 MB |
| Requires iOS | **16.4** | 26.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ruby Creative Holdings Inc.](https://appshunter.io/developer/1522159393) | [FLOYD LENARD RAYMOND](https://appshunter.io/developer/6800104238) |

## What reviewers say

### Ruby Bowling

[App page](https://appshunter.io/ios/app/ruby-bowling/id6762580021)

This app works with a special sensor installed in your bowling ball to automatically track your shots. It provides detailed statistics on your setup, approach, release, and ball motion to offer insights into your performance.

**Highlights:** Automatic shot tracking, Detailed performance stats, Approach and release analysis, Ball motion insights, Session history, Trend analysis

**In-app purchases:** none


### Tenpin Doctors

[App page](https://appshunter.io/ios/app/tenpin-doctors/id6800104236)

This app measures bowling ball speed and board crossing in real-time using specialized trackers. It also functions as a pro-shop tool, calculating your Positive Axis Point (PAP) and full ball layout from a single photo.

**Highlights:** Real-time ball speed and board crossing measurement, PAP calculation from a single photo, Automatic ball layout measurement, Customizable shot-by-shot practice sessions, 3D lane simulator for ball motion visualization, Arsenal management for multiple bowlers and balls

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pinpoint PRO monthly | $3.99 | per month |
| PinPoint Pro (yearly 19.99) | $19.99 | per year |


## Frequently asked questions

### Is Ruby Bowling free?

Ruby Bowling is free to download, with no in-app purchases.

### Is Tenpin Doctors free?

Tenpin Doctors is free to download, with in-app purchases available.

### Which has better reviews, Ruby Bowling or Tenpin Doctors?

Ruby Bowling is rated higher. Ruby Bowling averages 5.0 out of 5 from 2 ratings, while Tenpin Doctors averages 4.4 from 20 ratings.

### Do Ruby Bowling or Tenpin Doctors have ads?

Neither Ruby Bowling nor Tenpin Doctors shows ads.

### Which is updated more often, Ruby Bowling or Tenpin Doctors?

Ruby Bowling ships an update every 10 days, and Tenpin Doctors every 5 days. Most recently, Ruby Bowling was updated on October 24, 2026 and Tenpin Doctors on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*